public override object ProvideValue()
{
var binding = new Binding()
{
ElementName = ElementName
};
TargetObject.SetBinding(ElementProperty, binding);
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
var element = TargetObject.GetBindingExpression(ElementProperty).DataItem as FrameworkElement;
FrameworkElement obj;
if (VisualIndex > 0)
{
obj = element.FindVisualChild(VisualIndex);
}
else
{
if (string.IsNullOrEmpty(this.ChildName))
{
obj = element.FindVisualChild(Type);
}
else
{
obj = element.FindVisualChild(ChildName);
}
}
if (obj != null)
{
TargetObject.SetBinding(TargetProperty, new Binding()
{
Source = obj
});
}
}), System.Windows.Threading.DispatcherPriority.Render);
return(null);
}
